| 14:14 CST |  Clear | 3°C / 37°F | -8°C / 18°F | 45% | 1031 mb (30.45 in) | NNE 19 kph (NNE 11.5 mph) | - | 10SM |
| | KDUC 152014Z AUTO 02010KT 10SM CLR 03/M08 A3045 RMK AO2 |
| 13:54 CST |  Clear | 2°C / 36°F | -8°C / 18°F | 48% | 1031 mb (30.45 in) | NE 20 kph (NE 12.7 mph) | - | 10SM |
| | KDUC 151954Z AUTO 03011G17KT 10SM CLR 02/M08 A3044 RMK AO2 |
| 13:34 CST |  Clear | 2°C / 36°F | -8°C / 18°F | 48% | 1031 mb (30.45 in) | NE 15 kph (NE 9.2 mph) | - | 10SM |
| | KDUC 151934Z AUTO 03008G14KT 10SM CLR 02/M08 A3046 RMK AO2 |
| 13:14 CST |  Clear | 2°C / 36°F | -8°C / 18°F | 48% | 1031 mb (30.45 in) | NE 15 kph (NE 9.2 mph) | - | 10SM |
| | KDUC 151914Z AUTO 03008G14KT 10SM CLR 02/M08 A3046 RMK AO2 |
| 12:54 CST |  Clear | 1°C / 34°F | -8°C / 18°F | 51% | 1032 mb (30.48 in) | N 19 kph (N 11.5 mph) | - | 10SM |
| | KDUC 151854Z AUTO 01010KT 10SM CLR 01/M08 A3047 RMK AO2 |
| 12:34 CST |  Clear | 1°C / 34°F | -8°C / 18°F | 51% | 1032 mb (30.48 in) | NE 19 kph (NE 11.5 mph) | - | 10SM |
| | KDUC 151834Z AUTO 04010G16KT 10SM CLR 01/M08 A3048 RMK AO2 |
| 12:14 CST |  Clear | 0°C / 32°F | -8°C / 18°F | 55% | 1032 mb (30.48 in) | NE 24 kph (NE 15 mph) | - | 10SM |
| | KDUC 151814Z AUTO 03013G18KT 10SM CLR 00/M08 A3048 RMK AO2 |
| 11:54 CST |  Clear | -1°C / 30°F | -8°C / 18°F | 59% | 1032 mb (30.48 in) | NE 22 kph (NE 13.8 mph) | - | 10SM |
| | KDUC 151754Z AUTO 03012G17KT 10SM CLR M01/M08 A3048 RMK AO2 |
| 11:34 CST |  Clear | -1°C / 30°F | -9°C / 16°F | 55% | 1033 mb (30.5 in) | NE 19 kph (NE 11.5 mph) | - | 10SM |
| | KDUC 151734Z AUTO 03010G17KT 10SM CLR M01/M09 A3049 RMK AO2 |
| 11:14 CST |  Clear | -2°C / 28°F | -9°C / 16°F | 59% | 1033 mb (30.5 in) | NNE 26 kph (NNE 16.1 mph) | - | 10SM |
| | KDUC 151714Z AUTO 02014G19KT 10SM CLR M02/M09 A3049 RMK AO2 |
| 10:54 CST |  Clear | -3°C / 27°F | -9°C / 16°F | 64% | 1033 mb (30.5 in) | NNE 22 kph (NNE 13.8 mph) | - | 10SM |
| | KDUC 151654Z AUTO 02012G16KT 10SM CLR M03/M09 A3050 RMK AO2 |
| 10:34 CST |  Clear | -3°C / 27°F | -9°C / 16°F | 64% | 1033 mb (30.5 in) | NNE 26 kph (NNE 16.1 mph) | - | 10SM |
| | KDUC 151634Z AUTO 02014G19KT 10SM CLR M03/M09 A3049 RMK AO2 |
| 10:14 CST |  Clear | -3°C / 27°F | -9°C / 16°F | 64% | 1033 mb (30.5 in) | N 26 kph (N 16.1 mph) | - | 10SM |
| | KDUC 151614Z AUTO 01014G20KT 10SM CLR M03/M09 A3049 RMK AO2 |
| 09:54 CST |  Clear | -4°C / 25°F | -9°C / 16°F | 69% | 1032 mb (30.48 in) | NNE 24 kph (NNE 15 mph) | - | 10SM |
| | KDUC 151554Z AUTO 02013G16KT 10SM CLR M04/M09 A3047 RMK AO2 |
| 09:34 CST |  Clear | -5°C / 23°F | -9°C / 16°F | 74% | 1031 mb (30.45 in) | NE 28 kph (NE 17.3 mph) | - | 10SM |
| | KDUC 151534Z AUTO 03015G18KT 10SM CLR M05/M09 A3046 RMK AO2 |
| 09:14 CST |  Clear | -6°C / 21°F | -10°C / 14°F | 74% | 1031 mb (30.45 in) | NNE 28 kph (NNE 17.3 mph) | - | 10SM |
| | KDUC 151514Z AUTO 02015KT 10SM CLR M06/M10 A3046 RMK AO2 |
| 08:54 CST |  Clear | -6°C / 21°F | -10°C / 14°F | 74% | 1031 mb (30.45 in) | N 26 kph (N 16.1 mph) | - | 10SM |
| | KDUC 151454Z AUTO 01014G19KT 10SM CLR M06/M10 A3045 RMK AO2 |
| 08:34 CST |  Clear | -7°C / 19°F | -10°C / 14°F | 79% | 1030 mb (30.42 in) | N 30 kph (N 18.4 mph) | - | 10SM |
| | KDUC 151434Z AUTO 01016G22KT 10SM CLR M07/M10 A3043 RMK AO2 |
| 08:14 CST |  Clear | -7°C / 19°F | -10°C / 14°F | 79% | 1030 mb (30.42 in) | N 26 kph (N 16.1 mph) | - | 10SM |
| | KDUC 151414Z AUTO 01014G21KT 10SM CLR M07/M10 A3041 RMK AO2 |
| 07:54 CST |  Clear | -7°C / 19°F | -10°C / 14°F | 79% | 1030 mb (30.42 in) | N 20 kph (N 12.7 mph) | - | 10SM |
| | KDUC 151354Z AUTO 36011KT 10SM CLR M07/M10 A3041 RMK AO2 |
| 07:34 CST |  Partly Cloudy | -7°C / 19°F | -10°C / 14°F | 79% | 1029 mb (30.39 in) | NNE 30 kph (NNE 18.4 mph) | - | 10SM |
| | KDUC 151334Z AUTO 02016G23KT 10SM SCT100 M07/M10 A3039 RMK AO2 |
| 07:14 CST |  Mostly Cloudy | -7°C / 19°F | -10°C / 14°F | 79% | 1029 mb (30.39 in) | N 22 kph (N 13.8 mph) | - | 10SM |
| | KDUC 151314Z AUTO 01012G19KT 10SM BKN100 M07/M10 A3039 RMK AO2 |
| 06:54 CST |  Partly Cloudy | -7°C / 19°F | -10°C / 14°F | 79% | 1029 mb (30.39 in) | N 26 kph (N 16.1 mph) | - | 10SM |
| | KDUC 151254Z AUTO 01014G20KT 10SM SCT100 M07/M10 A3038 RMK AO2 |
| 06:34 CST |  Clear | -7°C / 19°F | -10°C / 14°F | 79% | 1028 mb (30.36 in) | N 22 kph (N 13.8 mph) | - | 10SM |
| | KDUC 151234Z AUTO 01012G19KT 10SM CLR M07/M10 A3037 RMK AO2 |
| 06:14 CST |  Clear | -6°C / 21°F | -9°C / 16°F | 80% | 1028 mb (30.36 in) | N 22 kph (N 13.8 mph) | - | 10SM |
| | KDUC 151214Z AUTO 36012KT 10SM CLR M06/M09 A3036 RMK AO2 |
| 05:54 CST |  Clear | -6°C / 21°F | -9°C / 16°F | 80% | 1028 mb (30.36 in) | N 19 kph (N 11.5 mph) | - | 10SM |
| | KDUC 151154Z AUTO 36010KT 10SM CLR M06/M09 A3037 RMK AO2 |
| 05:34 CST |  Clear | -6°C / 21°F | -9°C / 16°F | 80% | 1028 mb (30.36 in) | N 17 kph (N 10.4 mph) | - | 10SM |
| | KDUC 151134Z AUTO 01009G16KT 10SM CLR M06/M09 A3035 RMK AO2 |
| 05:14 CST |  Clear | -6°C / 21°F | -9°C / 16°F | 80% | 1027 mb (30.33 in) | NNE 19 kph (NNE 11.5 mph) | - | 10SM |
| | KDUC 151114Z AUTO 02010G16KT 10SM CLR M06/M09 A3034 RMK AO2 |
| 04:54 CST |  Clear | -6°C / 21°F | -9°C / 16°F | 80% | 1027 mb (30.33 in) | NNE 20 kph (NNE 12.7 mph) | - | 10SM |
| | KDUC 151054Z AUTO 02011G15KT 10SM CLR M06/M09 A3033 RMK AO2 |
| 04:34 CST |  Clear | -6°C / 21°F | -9°C / 16°F | 80% | 1027 mb (30.33 in) | NNE 20 kph (NNE 12.7 mph) | - | 10SM |
| | KDUC 151034Z AUTO 02011G17KT 10SM CLR M06/M09 A3034 RMK AO2 |
| 04:14 CST |  Clear | -6°C / 21°F | -9°C / 16°F | 80% | 1027 mb (30.33 in) | NE 20 kph (NE 12.7 mph) | - | 10SM |
| | KDUC 151014Z AUTO 03011G18KT 10SM CLR M06/M09 A3034 RMK AO2 |
| 03:54 CST |  Clear | -6°C / 21°F | -9°C / 16°F | 80% | 1027 mb (30.33 in) | NNE 32 kph (NNE 19.6 mph) | - | 10SM |
| | KDUC 150954Z AUTO 02017G22KT 10SM CLR M06/M09 A3033 RMK AO2 |
| 03:34 CST |  Clear | -5°C / 23°F | -9°C / 16°F | 74% | 1027 mb (30.33 in) | NNE 26 kph (NNE 16.1 mph) | - | 10SM |
| | KDUC 150934Z AUTO 02014G19KT 10SM CLR M05/M09 A3033 RMK AO2 |
| 03:14 CST |  Clear | -5°C / 23°F | -9°C / 16°F | 74% | 1027 mb (30.33 in) | N 24 kph (N 15 mph) | - | 10SM |
| | KDUC 150914Z AUTO 01013G19KT 10SM CLR M05/M09 A3032 RMK AO2 LTG DSNT SE |
| 02:54 CST |  Clear | -5°C / 23°F | -9°C / 16°F | 74% | 1027 mb (30.33 in) | N 22 kph (N 13.8 mph) | - | 10SM |
| | KDUC 150854Z AUTO 01012G22KT 10SM CLR M05/M09 A3032 RMK AO2 |
| 02:34 CST |  Clear | -4°C / 25°F | -9°C / 16°F | 69% | 1026 mb (30.3 in) | N 26 kph (N 16.1 mph) | - | 10SM |
| | KDUC 150834Z AUTO 01014G20KT 10SM CLR M04/M09 A3030 RMK AO2 LTG DSNT SE |
| 02:14 CST |  Clear | -4°C / 25°F | -9°C / 16°F | 69% | 1026 mb (30.3 in) | N 22 kph (N 13.8 mph) | - | 10SM |
| | KDUC 150814Z AUTO 01012G17KT 10SM CLR M04/M09 A3029 RMK AO2 |
| 01:54 CST |  Clear | -4°C / 25°F | -9°C / 16°F | 69% | 1026 mb (30.3 in) | NNE 28 kph (NNE 17.3 mph) | - | 10SM |
| | KDUC 150754Z AUTO 02015KT 10SM CLR M04/M09 A3029 RMK AO2 |
| 01:34 CST |  Clear | -4°C / 25°F | -9°C / 16°F | 69% | 1026 mb (30.3 in) | NNE 22 kph (NNE 13.8 mph) | - | 10SM |
| | KDUC 150734Z AUTO 02012KT 10SM CLR M04/M09 A3029 RMK AO2 |
| 01:14 CST |  Clear | -4°C / 25°F | -9°C / 16°F | 69% | 1025 mb (30.27 in) | NNE 26 kph (NNE 16.1 mph) | - | 10SM |
| | KDUC 150714Z AUTO 02014KT 10SM CLR M04/M09 A3028 RMK AO2 |
| 00:54 CST |  Clear | -4°C / 25°F | -9°C / 16°F | 69% | 1025 mb (30.27 in) | NNE 24 kph (NNE 15 mph) | - | 10SM |
| | KDUC 150654Z AUTO 02013KT 10SM CLR M04/M09 A3027 RMK AO2 |
| 00:34 CST |  Clear | -4°C / 25°F | -9°C / 16°F | 69% | 1025 mb (30.27 in) | NNE 17 kph (NNE 10.4 mph) | - | 10SM |
| | KDUC 150634Z AUTO 02009KT 10SM CLR M04/M09 A3027 RMK AO2 |
| 00:14 CST |  Clear | -4°C / 25°F | -9°C / 16°F | 69% | 1025 mb (30.27 in) | NE 20 kph (NE 12.7 mph) | - | 10SM |
| | KDUC 150614Z AUTO 03011G19KT 10SM CLR M04/M09 A3026 RMK AO2 |